40661602350 has 48 divisors (see below), whose sum is σ = 101048020608. Its totient is φ = 10820809440.

The previous prime is 40661602349. The next prime is 40661602367. The reversal of 40661602350 is 5320616604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 205264 + ... + 351363.

It is an arithmetic number, because the mean of its divisors is an integer number (2105167096).

Almost surely, 2^40661602350 is an apocalyptic number.

40661602350 is an abundant number, since it is smaller than the sum of its proper divisors (60386418258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40661602350 is a wasteful number, since it uses less digits than its factorization.

40661602350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557129 (or 557124 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 40661602350 in words is "forty billion, six hundred sixty-one million, six hundred two thousand, three hundred fifty".